Discount every shipping group in the discount template

discounts/javascript/discount/default/src/cart_delivery_options_discounts_generate_run.graphql.liquid

@@ -2,6 +2,9 @@ query DeliveryInput {
   cart {
     deliveryGroups {
       id
+      deliveryOptions {
+        deliveryMethodType
+      }
     }
   }
   discount {

discounts/javascript/discount/default/src/cart_delivery_options_discounts_generate_run.liquid

@@ -1,6 +1,7 @@
 {%- if flavor contains "vanilla-js" -%}
 import {
   DeliveryDiscountSelectionStrategy,
+  DeliveryMethod,
   DiscountClass,
 } from "../generated/api";
 
@@ -15,11 +16,6 @@ import {
   */
 
 export function cartDeliveryOptionsDiscountsGenerateRun(input) {
-  const firstDeliveryGroup = input.cart.deliveryGroups[0];
-  if (!firstDeliveryGroup) {
-    throw new Error("No delivery groups found");
-  }
-
   const hasShippingDiscountClass = input.discount.discountClasses.includes(
     DiscountClass.Shipping,
   );
@@ -28,20 +24,29 @@ export function cartDeliveryOptionsDiscountsGenerateRun(input) {
     return {operations: []};
   }
 
+  // Discount only the groups with shipping options.
+  const targets = input.cart.deliveryGroups
+    // If you also want to apply a discount for other delivery methods (e.g. LOCAL), ensure to account for that here.
+    .filter(({deliveryOptions}) =>
+      deliveryOptions.some(
+        ({deliveryMethodType}) =>
+          deliveryMethodType === DeliveryMethod.Shipping,
+      ),
+    )
+    .map(({id}) => ({deliveryGroup: {id}}));
+
+  if (targets.length === 0) {
+    return {operations: []};
+  }
+
   return {
     operations: [
       {
         deliveryDiscountsAdd: {
           candidates: [
             {
               message: "FREE DELIVERY",
-              targets: [
-                {
-                  deliveryGroup: {
-                    id: firstDeliveryGroup.id,
-                  },
-                },
-              ],
+              targets,
               value: {
                 percentage: {
                   value: 100,
@@ -58,6 +63,7 @@ export function cartDeliveryOptionsDiscountsGenerateRun(input) {
 {%- elsif flavor contains "typescript" -%}
 import {
   DeliveryDiscountSelectionStrategy,
+  DeliveryMethod,
   DiscountClass,
   DeliveryInput,
   CartDeliveryOptionsDiscountsGenerateRunResult,
@@ -66,11 +72,6 @@ import {
 export function cartDeliveryOptionsDiscountsGenerateRun(
   input: DeliveryInput,
 ): CartDeliveryOptionsDiscountsGenerateRunResult {
-  const firstDeliveryGroup = input.cart.deliveryGroups[0];
-  if (!firstDeliveryGroup) {
-    throw new Error("No delivery groups found");
-  }
-
   const hasShippingDiscountClass = input.discount.discountClasses.includes(
     DiscountClass.Shipping,
   );
@@ -79,20 +80,29 @@ export function cartDeliveryOptionsDiscountsGenerateRun(
     return {operations: []};
   }
 
+  // Discount only the groups with shipping options.
+  const targets = input.cart.deliveryGroups
+    // If you also want to apply a discount for other delivery methods (e.g. LOCAL), ensure to account for that here.
+    .filter(({deliveryOptions}) =>
+      deliveryOptions.some(
+        ({deliveryMethodType}) =>
+          deliveryMethodType === DeliveryMethod.Shipping,
+      ),
+    )
+    .map(({id}) => ({deliveryGroup: {id}}));
+
+  if (targets.length === 0) {
+    return {operations: []};
+  }
+
   return {
     operations: [
       {
         deliveryDiscountsAdd: {
           candidates: [
             {
               message: "FREE DELIVERY",
-              targets: [
-                {
-                  deliveryGroup: {
-                    id: firstDeliveryGroup.id,
-                  },
-                },
-              ],
+              targets,
               value: {
                 percentage: {
                   value: 100,